Overview

overview

10

Static

static

3

ec2a2f33c7...75.exe

windows7-x64

10

ec2a2f33c7...75.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ec2a2f33c76c2e75fc48d3b921d4fd9fff32dafbc46d36fd570c3d0aac026e75.exe

  • Size

    71KB

  • Sample

    241130-fp3s2aykbl

  • MD5

    ca02f94d248c4b880a32a7693786ccc0

  • SHA1

    83b9d79436396fceecd68ef37685dad90693e39a

  • SHA256

    ec2a2f33c76c2e75fc48d3b921d4fd9fff32dafbc46d36fd570c3d0aac026e75

  • SHA512

    d0f0a23cf16214d4a5e76507a8ef026065019b996195f4b8caf95930d0be29e0a68ab3b727e41d2bb6be28f9cd83525affba3bcd0284a922cc1bb259a66f782d

  • SSDEEP

    1536:CVxvk/NRvKV0/V3dKK2O5+qlcOhOORQBDbEyRCRRRoR4Rky:CVxMbvKCNn2OEorBetEy032yay

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      ec2a2f33c76c2e75fc48d3b921d4fd9fff32dafbc46d36fd570c3d0aac026e75.exe

    • Size

      71KB

    • MD5

      ca02f94d248c4b880a32a7693786ccc0

    • SHA1

      83b9d79436396fceecd68ef37685dad90693e39a

    • SHA256

      ec2a2f33c76c2e75fc48d3b921d4fd9fff32dafbc46d36fd570c3d0aac026e75

    • SHA512

      d0f0a23cf16214d4a5e76507a8ef026065019b996195f4b8caf95930d0be29e0a68ab3b727e41d2bb6be28f9cd83525affba3bcd0284a922cc1bb259a66f782d

    • SSDEEP

      1536:CVxvk/NRvKV0/V3dKK2O5+qlcOhOORQBDbEyRCRRRoR4Rky:CVxMbvKCNn2OEorBetEy032yay

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks